EARTH SCIENCE > SPECTRAL/ENGINEERING > INFRARED WAVELENGTHS
Definition:
The portion of the electromagnetic spectrum lying between the extreme of the visible wavelengths and the shortest microwaves (approximately 0.70 to 100 micrometers, respectively).
Reference:
CCRS Remote Sensing Glossary
http://www.ccrs.nrcan.gc.ca/ccrs/eduref/ref/glosndxe.html
